Esophageal Cancer
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 28, 2006; 12(16): 2505-2509
Published online Apr 28, 2006. doi: 10.3748/wjg.v12.i16.2505
Table 3 Degree of COPD and outcomes in patients with or without POPC in COPD group
Severity of COPDPOPCs (n = 29)Non-POPCs (n = 57)P value
FEV1,%predicted
GradeI(> 80%)1035< 0.05
GradeIIA (50%-80%)1319
GradeIIB (30%-50%)63
GradeIII (< 30%)00